<h1>{{ event }}</h1>
<input type="text" (blur)="onBlur()" (focus)="onFocus()"
       (keyup.a)="onPressA()"
       (keyup.control.a)="onPressCtrlA()"
       (keyup.control.shift.a)="onPressCtrlShiftA()"
       (keyup.dot)="onPressDot()"
       (keyup.arrowleft)="onPressArrowLeft($event)"
       (keyup.arrowup)="onPressArrowUp($event)"
       (keyup.control.shift.arrowright)="onPressArrowRight($event)"
>
